<?xml version="1.0"?>
<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css" type="text/css"?>
<window title="Test for the Mozilla extesion of the DOM Parsing and Serialization API"
  xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
  <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>

  <!-- test results are displayed in the html:body -->
  <body xmlns="http://www.w3.org/1999/xhtml">
  <a href="https://bugzilla.mozilla.org/show_bug.cgi?id=816410"
     target="_blank">Mozilla Bug 816410</a>
  </body>

  <!-- test code goes here -->
  <script type="application/javascript;version=1.7"><![CDATA[
"use strict";
/** Test for Bug 816410 **/

var Cc = Components.classes;
var Ci = Components.interfaces;

function throws(a, type, message) {
  for (let fn of Array.isArray(a) ? a : [a]) {
    try {
      fn();
      ok(false, message);
    } catch (e) {
      if (type) {
        is(e.name, type, message);
      } else {
        ok(true, message);
      }
    }
  }
}

// DOMParser constructor should not throw for null arguments
new DOMParser(undefined);
new DOMParser(null);

throws([
  function() { new DOMParser(false); },
  function() { new DOMParser(0); },
  function() { new DOMParser(""); },
  function() { new DOMParser({}); },
], "TypeError", "DOMParser constructor should throw for extra arguments");

{
  let parser = new DOMParser();
  throws(function() {
    parser.init();
  }, "NS_ERROR_UNEXPECTED", "init method should throw when DOMParser is created by constructor");
}

// XMLSerializer constructor should not throw for extra arguments
new XMLSerializer(undefined);
new XMLSerializer(null);
new XMLSerializer(false);
new XMLSerializer(0);
new XMLSerializer("");
new XMLSerializer({});

runTest(new DOMParser(), new XMLSerializer());

{
  let parser = Cc["@mozilla.org/xmlextras/domparser;1"]
               .createInstance(Ci.nsIDOMParser);
  parser.init();
  throws(function() {
    parser.init();
  }, "NS_ERROR_UNEXPECTED", "init method should throw when called twice");
}

runTest(Cc["@mozilla.org/xmlextras/domparser;1"]
        .createInstance(Ci.nsIDOMParser),
        Cc["@mozilla.org/xmlextras/xmlserializer;1"]
        .createInstance(Ci.nsIDOMSerializer));

function runTest(parser, serializer) {
  is(typeof parser.parseFromString, "function", "parseFromString should exist");
  is(typeof parser.parseFromBuffer, "function", "parseFromBuffer should exist");
  is(typeof parser.parseFromStream, "function", "parseFromStream should exist");
  is(typeof parser.init, "function", "init should exist");

  is(typeof serializer.serializeToString, "function", "serializeToString should exist");
  is(typeof serializer.serializeToStream, "function", "serializeToStream should exist");

  let tests = [
    {input: "<html></html>", type: "text/html",
     expected: '<html xmlns="http://www.w3.org/1999/xhtml"><head></head><body></body></html>'},
    {input: "<xml></xml>", type: "text/xml", expected: "<xml/>"},
    {input: "<xml></xml>", type: "application/xml", expected: "<xml/>"},
    {input: "<html></html>", type: "application/xhtml+xml", expected: "<html/>"},
    {input: "<svg></svg>", type: "image/svg+xml", expected: "<svg/>"},
  ];
  for (let t of tests) {
    is(serializer.serializeToString(parser.parseFromString(t.input, t.type)), t.expected,
       "parseFromString test for " + t.type);

    let ostream = {
      write: function(buf, count) { this.data += buf; return count; }
    };
    for (let charset of [null, "UTF-8"]) {
      ostream.data = "";
      serializer.serializeToStream(parser.parseFromString(t.input, t.type), ostream, charset);
      is(ostream.data, t.expected,
         "serializeToStream test for " + t.type + ", charset=" + charset);
    }

    if (t.type === "text/html") {
      // parseFromBuffer and parseFromStream don't support "text/html".
      continue;
    }

    let array = Array.map(t.input, function(c) { return c.charCodeAt(c); });
    let inputs = [
      {array: array, name: "parseFromBuffer (array)"},
      {array: new Uint8Array(array), name: "parseFromBuffer (Uint8Array)"},
    ];
    for (let input of inputs) {
      let a = input.array;
      is(serializer.serializeToString(parser.parseFromBuffer(a, a.length, t.type)), t.expected,
         input.name + " test for " + t.type);
      throws(function() {
          parser.parseFromBuffer(a, a.length + 1, t.type);
        }, "NS_ERROR_XPC_NOT_ENOUGH_ELEMENTS_IN_ARRAY",
        input.name + " should throw if bufLen parameter is greater than actual length"
      );
    }

    let istream = Cc["@mozilla.org/io/string-input-stream;1"].
                  createInstance(Ci.nsIStringInputStream);
    for (let charset of [null, "UTF-8"]) {
      istream.setData(t.input, -1);
      is(serializer.serializeToString(parser.parseFromStream(istream, charset, t.input.length, t.type)),
         t.expected, "parseFromStream test for " + t.type + ", charset=" + charset);
    }
  }
  throws(function() {
    parser.parseFromString("<xml></xml>", "foo/bar");
  }, "TypeError", "parseFromString should throw for the unknown type");
}
  ]]></script>
</window>
